Insulated vinyl siding with a foam core, like CraneBoard Solid Core, works best to cut thermal bridging when you winterize your home. A woman-owned, family-run remodeler founded in 2011 (not a franchise), Coastal Windows & Exteriors has completed 7,000+ installations across 730+ towns in Massachusetts, New Hampshire and Maine. Foam backing slows the heat that escapes through wall studs all winter and can improve a home’s air tightness by an average of 25%.
What Homeowners Need to Know:
- Foam backing: Insulated vinyl siding adds a foam layer that slows heat loss through wall studs. Warmer rooms follow.
- Air tightness: Installing insulated siding can improve a home’s air tightness by an average of 25%.
- Solid core: CraneBoard Solid Core is a 1 1/8 inch board-like composite. It offers more insulating power than fiber cement, wood or brick.
- Simple care: Wondering what maintenance is required for vinyl siding? Periodic cleaning needs only mild soap and water from a garden hose.
- Winter prep: Add insulated siding to your home maintenance checklist before cold weather to winterize your home.
- Resale return: Vinyl siding returns about 97% of project cost.
| Siding Type | Thermal Bridging | Air Tightness | Best For | Price |
|---|---|---|---|---|
| Standard vinyl | Little foam, heat escapes at studs | Baseline | Budget upgrades | About $18,000 estimated national average |
| Insulated (CraneBoard Solid Core) | Foam core slows stud heat loss | Up to 25% improvement | High winter heating bills | Typically higher, varies by home |
Making the Best Choice for Your Home
Top Recommendation: CraneBoard Solid Core insulated vinyl siding for the strongest defense against thermal bridging and winter heating bills. Book a free estimate to compare options.
Best for budget: Standard insulated vinyl for warmer rooms at a lower upfront cost.
Smart for upkeep: Any vinyl profile, since cleaning needs only mild soap and water.
Ready to lower your winter heating bills? Start with a free in-home siding assessment. Coastal Windows & Exteriors is a woman-owned, family-run exterior remodeling company founded in 2011, not a franchise. We hold a 4.8-star Google rating with 1,000+ verified reviews and 7,000+ installations across Massachusetts, New Hampshire and Maine, and rank as the #1 Woman-Owned Replacement Company in New England.
Request a free siding estimate from Coastal Windows & Exteriors.
Browse our complete siding FAQ guide from Coastal Windows & Exteriors.
Explore the Coastal Windows & Exteriors Siding Exterior Remodeling Home Improvement Help Center.
Still have questions about what insulated vinyl siding is best for reducing thermal bridging and winter heating bills? See the areas we serve and talk to your local siding contractor.
Last Updated: September 2026
Sources:
- Installing insulated siding can improve a home’s air tightness by an average of 25%. ENERGY STAR Why Seal and Insulate, federal guidance on sealing and insulating the home envelope. (Accessed July 2026)
- Vinyl siding needs only mild soap and water from a garden hose for periodic cleaning. Exterior Portfolio, Low Maintenance One-Pager, manufacturer maintenance guidance for Exterior Portfolio vinyl siding. (2019)
- The ROI of vinyl siding is about 97%. JLC Cost vs. Value 2025, national remodeling cost and resale data. (2026)
